A 3D model of a two-way arrow traffic sign, featuring a round red-bordered design with white background, red and black arrows, and a black-and-white striped pole, showcasing a clean functional aesthetic. It has low polygon count and is suitable for traffic scenario visualization.

A 3D model of a suspension bridge, featuring stone piers, metal cables, and wooden planks, with a classical design aesthetic. It has low polygon count and is suitable for decorative display, architectural visualization, or scene restoration.

A 3D model of a traffic sign, featuring a red-bordered triangular shape with a black 'X' symbol, and a high-visibility warning aesthetic. It has a low-poly design with smooth edges and is suitable for road safety visualization or traffic simulation.

A 3D model of a slope warning road sign, featuring a red and white triangular border, black slope pattern with "10%" text, and a road safety aesthetic. It has low polygon count and clean 3D rendering, suitable for traffic route safety information display.